CN209199155U - RFID label tag - Google Patents
RFID label tag Download PDFInfo
- Publication number
- CN209199155U CN209199155U CN201890000221.0U CN201890000221U CN209199155U CN 209199155 U CN209199155 U CN 209199155U CN 201890000221 U CN201890000221 U CN 201890000221U CN 209199155 U CN209199155 U CN 209199155U
- Authority
- CN
- China
- Prior art keywords
- conductor
- substrate
- antenna
- coupling part
- rfid label
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000004020 conductor Substances 0.000 claims abstract description 186
- 230000008878 coupling Effects 0.000 claims abstract description 155
- 238000010168 coupling process Methods 0.000 claims abstract description 155
- 238000005859 coupling reaction Methods 0.000 claims abstract description 155
- 239000000758 substrate Substances 0.000 claims abstract description 138
- 230000005672 electromagnetic field Effects 0.000 claims abstract description 45
- 239000011229 interlayer Substances 0.000 claims abstract description 22
- 125000004122 cyclic group Chemical group 0.000 claims description 12
- 239000003990 capacitor Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 238000004891 communication Methods 0.000 description 13
- 238000010276 construction Methods 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000011241 protective layer Substances 0.000 description 4
- 239000007767 bonding agent Substances 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 101100406385 Caenorhabditis elegans ola-1 gene Proteins 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- BGOFCVIGEYGEOF-UJPOAAIJSA-N helicin Chemical compound O[C@@H]1[C@@H](O)[C@H](O)[C@@H](CO)O[C@H]1OC1=CC=CC=C1C=O BGOFCVIGEYGEOF-UJPOAAIJSA-N 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005476 soldering Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/72—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for local intradevice communication
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07775—Antenna details the antenna being on-chip
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07786—Antenna details the antenna being of the HF type, such as a dipole
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/077—Constructional details, e.g. mounting of circuits in the carrier
- G06K19/07749—Constructional details, e.g. mounting of circuits in the carrier the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
- G06K19/07773—Antenna details
- G06K19/07794—Antenna details the record carrier comprising a booster or auxiliary antenna in addition to the antenna connected directly to the integrated circuit
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/12—Supports; Mounting means
- H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
- H01Q1/2208—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems
- H01Q1/2225—Supports; Mounting means by structural association with other equipment or articles associated with components used in interrogation type services, i.e. in systems for information exchange between an interrogator/reader and a tag/transponder, e.g. in Radio Frequency Identification [RFID] systems used in active tags, i.e. provided with its own power source or in passive tags, i.e. deriving power from RF signal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
- H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/20—Near-field transmission systems, e.g. inductive or capacitive transmission systems characterised by the transmission technique; characterised by the transmission medium
- H04B5/24—Inductive coupling
- H04B5/26—Inductive coupling using coils
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B5/00—Near-field transmission systems, e.g. inductive or capacitive transmission systems
- H04B5/70—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes
- H04B5/77—Near-field transmission systems, e.g. inductive or capacitive transmission systems specially adapted for specific purposes for interrogation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Details Of Aerials (AREA)
Abstract
RFID label tag (10) includes RFIC module (20), it includes substrate (22), RFIC chip (24) and ring shaped conductor (26), RFIC chip (24) is set to substrate (22), ring shaped conductor (26) is set to substrate (22), and connect with RFIC chip (24)；And antenna substrate (50), it is carried for RFIC module (20), and have antenna conductor (54), antenna conductor (54) includes irradiation unit (54b, 54c) and coupling part (54a), irradiation unit (54b, 54c) for radiating electric wave, coupling part (54a) connect with irradiation unit (54b, 54c) and with ring shaped conductor (26) electromagnetic field couples.Ring shaped conductor (26) includes the 1st circular pattern (28), the 2nd circular pattern (30) and interlayer connection conductor (32), 1st circular pattern (28) is formed in the 1st interarea (22a) of substrate (22), 2nd circular pattern (30) is formed in the 2nd interarea (22b), and interlayer connection conductor (32) through substrate (22) is simultaneously connected in series the 1st circular pattern (28) with the 2nd circular pattern (30).
Description
Technical field
The utility model relates to a kind of RFID label tags.
Background technique
For example, Patent Document 1 discloses a kind of RFID (Radio-Frequency Identification, radio frequencies
Identification) label, which includes: to have to be formed in
RFIC (Radio-Frequency Integrated Circuit, RF IC) mould of the spiral helicine coil of silicon substrate
Block；And the antenna substrate of the sheet of antenna is carried and had for RFIC module.The coil of RFIC module and antenna substrate
Antenna is connected via electromagnetic field couples (electromagnetic field couping), therefore soldering etc. need not be used to carry out
Direct current connection.Therefore, it even if using RFID label tag under conditions of harsh as repeated deformation, such as is installed on and washes repeatedly
The linen washed can also maintain the connection of RFIC module and antenna.
Existing technical literature
Patent document
Patent document 1: Japanese Unexamined Patent Publication 2008-310453 bulletin
Utility model content
Utility model will solve the problems, such as
In the case where the RFID label tag documented by patent document 1, the coil of RFIC module is coupled with Electromagnetic Fields of Antenna.Cause
This is needed RFIC module to not obtain the desired communication characteristic of RFID label tag with having deviation with not having deviation with certain
Position, posture be equipped on antenna substrate.In particular, in the case where the RFID label tag documented by patent document 1, due to spiral
The coil of shape is formed in a surface of silicon substrate, thus by RFIC module is positive and negative be reversedly equipped on antenna substrate when, RFID
Communication characteristic, that is, coil of label and the degree of coupling of antenna significantly change.
Then, the utility model will solve the problems, such as to be, so that both RFIC module and antenna of RFID label tag is existed
Electromagnetic field couples in the state that the deviation of its degree of coupling is inhibited.
The solution to the problem
In order to solve the technical problem, a technical solution according to the present utility model provides a kind of RFID label tag, described
RFID label tag includes
RFIC module comprising substrate, RFIC chip and ring shaped conductor, the RFIC chip are set to the substrate, institute
Ring shaped conductor is stated set on the substrate, and is connect with the RFIC chip；And
Antenna substrate is carried for the RFIC module, and has antenna conductor, and the antenna conductor includes irradiation unit
And coupling part, for radiating electric wave, the coupling part is connect and electric with the ring shaped conductor irradiation unit with the irradiation unit
Magnetic field coupling,
The ring shaped conductor includes the 1st circular pattern, the 2nd circular pattern and interlayer connection conductor, the 1st circular chart
Case is formed in the 1st interarea of the substrate, and the 2nd circular pattern is formed in the opposite with the 1st interarea of the substrate
2nd interarea, the interlayer connection conductor penetrate through the substrate and connect the 1st circular pattern in series with the 2nd circular pattern
It connects.
The effect of utility model
Using the utility model, for RFID label tag, both RFIC module and antenna can be made in its degree of coupling
Deviation be inhibited in the state of electromagnetic field couples.
Detailed description of the invention
Fig. 1 is the perspective view of the RFID label tag of the embodiments of the present invention 1.
Fig. 2 is the top view of the RFID label tag of embodiment 1.
Fig. 3 is the perspective view of RFIC module.
Fig. 4 is the exploded perspective view of RFIC module.
Fig. 5 is the top view of the RFID label tag of embodiment 2.
Fig. 6 is the top view of the RFID label tag of embodiment 3.
Fig. 7 is the top view of the RFID label tag of embodiment 4.
Fig. 8 is the top view of the RFID label tag of embodiment 5.
Fig. 9 is the top view of the RFID label tag of embodiment 6.
Figure 10 is the top view of the RFID label tag of embodiment 7.
Figure 11 is the top view of the RFID label tag of an example of embodiment 8.
Figure 12 is the top view of the RFID label tag of another example of embodiment 8.
Figure 13 is the top view of the RFID label tag of another example of embodiment 8.
Specific embodiment
The RFID label tag of one form of the utility model includes RFIC module comprising substrate, RFIC chip and annular
Conductor, above-mentioned RFIC chip are set to aforesaid substrate, and above-mentioned ring shaped conductor is set to aforesaid substrate, and connects with above-mentioned RFIC chip
It connects；And antenna substrate, it is carried for above-mentioned RFIC module, and there is antenna conductor, above-mentioned antenna conductor includes irradiation unit
And coupling part, for radiating electric wave, above-mentioned coupling part is connect and electric with above-mentioned ring shaped conductor above-mentioned irradiation unit with above-mentioned irradiation unit
Magnetic field coupling, above-mentioned ring shaped conductor include the 1st circular pattern, the 2nd circular pattern and interlayer connection conductor, above-mentioned 1st annular
Pattern is formed in the 1st interarea of aforesaid substrate, and above-mentioned 2nd circular pattern is formed in the opposite with above-mentioned 1st interarea of aforesaid substrate
The 2nd interarea, above-mentioned interlayer connection conductor perforation aforesaid substrate simultaneously makes above-mentioned 1st circular pattern and the 2nd circular pattern in series
Connection.
Using the form, for RFID label tag, both RFIC module and antenna can be made in the inclined of its degree of coupling
Electromagnetic field couples in the state that difference is inhibited.
The coupling part for being also possible to above-mentioned antenna conductor is cyclic annular coupling part, along above-mentioned RFIC module for above-mentioned antenna
When the carrying direction observation of substrate, above-mentioned RFIC module configuration is in above-mentioned cyclic annular coupling part.
The coupling part for being also possible to above-mentioned antenna conductor is cyclic annular coupling part, along above-mentioned RFIC module for above-mentioned antenna
When the carrying direction observation of substrate, above-mentioned RFIC module is equipped on by a manner of above-mentioned cyclic annular coupling part Chong Die (overlap)
Above-mentioned antenna substrate.The cyclic annular coupling part of RFIC module protection antenna conductor is utilized as a result,.
It is also possible to the ring-type that above-mentioned cyclic annular coupling part is the circle comprising crossings on different level portion or more, above-mentioned RFIC module
Above-mentioned antenna substrate is equipped in such a way that at least part is Chong Die with above-mentioned crossings on different level portion.It is protected as a result, using RFIC module
Protect crossings on different level portion.
It is Chong Die with the above-mentioned ring shaped conductor of above-mentioned RFIC module to be also possible to above-mentioned cyclic annular coupling part.Cyclic annular coupling as a result,
Portion and ring shaped conductor are with higher degree of coupling electromagnetic field couples.
The coupling part for being also possible to above-mentioned antenna conductor includes ring-shaped conductor and capacitor formation conductor (capacitance
Froming conductor), above-mentioned ring-shaped conductor is less than a circle, and set on a surface of above-mentioned antenna substrate, above-mentioned capacitor is formed
Another surface of above-mentioned antenna substrate is set to conductor, one end and other end capacitor coupling with the above-mentioned ring-shaped conductor less than a circle
It closes.The cricoid coupling part that open circuit is not easy antenna substrate significantly repeated deformation is constituted as a result,.In addition, antenna can be made
The resonance frequency of conductor and the resonance frequency of RFID label tag are substantially equal, and can make the coupling part and RFID of antenna conductor as a result,
The ring shaped conductor of label is with higher degree of coupling electromagnetic field couples.
Being also possible to above-mentioned antenna substrate has flexibility.As a result, by deforming antenna substrate freely, can avoid
Act on the impact of RFID label tag.As a result, further maintaining the combination of antenna substrate and RFIC module.
Hereinafter, being described with reference to the embodiments of the present invention.
(embodiment 1)
Fig. 1 is the RFID (Radio-Frequency Identification) for indicating the embodiments of the present invention 1
The perspective view of the structure of label, Fig. 2 are the top views of RFID label tag.In addition, X-Y-Z coordinate system is practical new for making in the figure
Type is readily appreciated that, does not limit utility model.X-direction indicates that the width direction of RFID label tag, Y direction indicate length side
To Z-direction indicates thickness direction.
As depicted in figs. 1 and 2, RFID label tag 10 has RFIC (Radio-Frequency Integrated Circuit)
Module 20 and the antenna substrate 50 carried for RFIC module 20.
Fig. 3 is the perspective view of RFIC module 20, and Fig. 4 is exploded perspective view.
As shown in figure 3, RFIC module 20 is the block of rectangular shape, width direction (X-direction) and length direction (Y
Axis direction) size be greater than thickness direction (Z-direction) size.
RFIC module 20 includes as the substrate 22 such as the epoxy glass substrate of printed wiring board and being set to substrate
22 RFIC chip 24.In the RFIC module 20, the capacitive component and ring shaped conductor 26 that have in itself using RFIC chip 24
Inductance ingredient constitute have be equivalent to communication frequency (such as UHF sections frequency) resonance frequency resonance circuit.
As shown in Figure 3 and Figure 4, substrate 22 is rectangular shape, including the 1st interarea 22a and the 2nd interarea 22b, and the 2nd is main
Face 22b is opposite with the 1st interarea 22a along the thickness direction (Z-direction) of substrate 22.1st interarea 22a and the 2nd interarea 22b have than
The big area in remaining 4 end face (surface at X-direction both ends and the surface at Y direction both ends).In addition, in the 1st interarea 22a
On RFIC chip 24 is installed.
In addition, being equipped with the ring shaped conductor 26 connecting with RFIC chip 24 in substrate 22.Specifically, ring shaped conductor 26 includes
1st circular pattern 28, the 2nd circular pattern 30 and interlayer connection conductor 32, above-mentioned 1st circular pattern 28 are formed in substrate 22
1st interarea 22a, above-mentioned 2nd circular pattern 30 are formed in the 2nd interarea 22b of substrate 22, and above-mentioned interlayer connection conductor 32 makes the 1st
Circular pattern 28 is connected in series with the 2nd circular pattern 30.
The 1st circular pattern 28 and the 2nd circular pattern 30 in ring shaped conductor 26 are by being formed in the 1st interarea 22a of substrate 22
It is constituted with the cricoid conductive pattern of the 2nd interarea 22b.Specifically, the 1st circular pattern 28 and the 2nd circular pattern 30 be less than
The semi-circular (C font) of one circle.
It is formed in one end 28a of the 1st circular pattern 28 of the 1st interarea 22a of substrate 22 and the 1st input of RFIC chip 24
Output terminal 24a connection.The other end 28b of 1st circular pattern 28 and the one of the 2nd circular pattern 30 for being formed in the 2nd interarea 22b
Hold 30a connection.Specifically, the other end 28b of the 1st circular pattern 28 and one end 30a of the 2nd circular pattern 30 are via along thickness
The interlayer connection conductors 32 such as the via conductors of direction (Z-direction) through substrate 22 and link together.2nd circular pattern 30
Other end 30b via interlayer connection conductor 34 and pad (land) shape for being formed in the 1st interarea 22a conductive pattern i.e. pad figure
Case 36 connects.The welding disk pattern 36 is connect with the 2nd input and output terminal 24b of RFIC chip 24.
In addition, in the case where present embodiment 1, the 1st circular pattern 28 and the width having the same of the 2nd circular pattern 30
Most of thickness direction (Z-direction) along substrate 22 of degree, the two is relative to each other.
RFIC chip 24 is configured to carry out wireless communication with scheduled communication frequency (such as UHF sections frequency).In addition,
RFIC chip 24 is connect with the 1st input and output terminal 24a with one end 28a of the 1st circular pattern 28 and the 2nd input and output terminal
The state that 24b is connect with welding disk pattern 36 is installed on the 1st interarea 22a of substrate 22.
In this case, as shown in figure 3, being formed on the 1st interarea 22a of substrate 22 for protecting
The protective layers 38 such as the resin layer of RFIC chip 24 and the 1st circular pattern 28.In addition, being formed in the 2nd interarea 22b of substrate 22 useful
In protective layers 40 such as the resin layers for protecting the 2nd circular pattern 28.
As depicted in figs. 1 and 2, in the case where present embodiment 1, the antenna substrate 50 carried for RFIC module 20 includes
Substrate sheets 52 and antenna conductor 54, above-mentioned substrate sheets 52 are made by flexible resin material, above-mentioned antenna conductor 54
The conductive pattern being formed on a surface 52a of the substrate sheets 52.
In the case where present embodiment 1, RFIC module 20 is set to the base of antenna substrate 50 in the same manner as antenna conductor 54
On the surface 52a of material piece 52.Specifically, RFIC module 20 is in the outer of the 1st side interarea 22a (38 side of protective layer) of substrate 22
The side surface 20a or outer surface 20b of the 2nd side interarea 22b (40 side of protective layer) is utilized such as epoxy system resin bonding agent absolutely
Edge bonding agent is installed on the surface 52a of substrate sheets 52.
In addition, as described above, substrate sheets 52 have flexibility, therefore RFIC module 20 is not easy to separate with substrate sheets 52.For example,
In the case where the substrate sheets of antenna substrate are rigid body, when impact acts on RFID label tag, RFIC module is sometimes because of the impact
And it is separated with substrate sheets.And in the flexible situation of substrate sheets, deformed by substrate sheets, can buffer RFID label tag by
Impact.As a result, the combination (mechanical combination and electromagnetic field couples) of antenna substrate and RFIC module is further maintained.
Antenna conductor 54 include coupling part 54a, the 1st irradiation unit 54b and the 2nd irradiation unit 54c, above-mentioned coupling part 54a with
26 electromagnetic field couples of ring shaped conductor of RFIC module 20, above-mentioned 1st irradiation unit 54b is from coupling part 54a towards the length of substrate sheets 52
The side of degree direction (Y direction) extends in meandering shape, and above-mentioned 2nd irradiation unit 54c is from coupling part 54a towards the another of length direction
Side extends in meandering shape.
As depicted in figs. 1 and 2, the coupling part 54a of antenna conductor 54 is cricoid conductive pattern, is more specifically less than
The conductive pattern of the ring-type (semi-circular) of one circle.In the case where present embodiment 1, RFIC module 20 is matched with non-contacting state
It sets in semiorbicular coupling part 54a.It observes as a result, along carrying direction of the RFIC module 20 for antenna substrate 50 (along Z axis side
To observation) when, the ring shaped conductor 26 of RFIC module 20 is configured in semiorbicular coupling part 54a.Coupling part 54a and ring as a result,
Shape conductor 26 carries out electromagnetic field couples.
Specifically, electric current is flowed in antenna conductor 54 when irradiation unit 54b, 54c of antenna conductor 54 receive electric wave.
Magnetic field is generated in coupling part 54a using the electric current.Electric current is flowed in ring shaped conductor 26 using the magnetic field of the generation, utilizes the electricity
Stream driving RFIC chip 24.Utilize such electromagnetic field couples (mainly magnetic field coupling), RFID label tag 10 (RFIC chip 24)
It can be to be the external communication device (not shown) such as UHF sections communication frequency and reading device in the case where present embodiment 1
It carries out wireless communication.In addition, antenna conductor 54 is also possible to the resonance for being equivalent to communication frequency (such as UHF sections frequency)
The dipole antenna of frequency, that is, there is the dipole antenna for the electrical length for being equivalent to λ/2 (λ is communication wavelengths), but do not limit
In the antenna with such resonance frequency, electrical length.
In addition, ring shaped conductor 26 includes the 1st interarea for being formed in substrate 22 in the RFIC module 20 of present embodiment 1
The 1st circular pattern 28 of 22a and the 2nd circular pattern 30 for being formed in the 2nd interarea 22b.Also, the 1st above-mentioned circular pattern 28
It is connected in series with the 2nd circular pattern 30 via interlayer connection conductor 32.
Thus, no matter by the 1st circular pattern 28 be located at than the 2nd circular pattern 30 close to the position of antenna substrate 50 in a manner of
RFIC module 20 is equipped on the antenna substrate 50, still reverses and is located at the 2nd circular pattern 30 than the 1st circular pattern 28
Mode close to the position of antenna substrate 50 carries RFIC module 20, the coupling part 54a and ring shaped conductor 26 of antenna conductor 54 it
Between electromagnetic field couples the degree of coupling substantially it is constant.That is, RFID label tag 10 relevant to the degree of coupling can communicate away from
It is substantially constant from equal communication characteristics.Thus, RFID label tag 10 can steadily obtain desired communication characteristic.
In addition, the configuration of RFIC module 20 is in the coupling part 54a of antenna conductor 54.That is, RFIC module 20 not with coupling part
54a is locally overlapped.Therefore, the coupling of the antenna conductor 54 as caused by the edge of RFIC module 20 (edge between two surfaces)
The open circuit of portion 54a is inhibited.
For example, in the case where RFID label tag 10 is installed on the linen to be washed, in washing process, antenna substrate
50 are repeated various modifications.At this point, if RFIC module 20 and the part coupling part 54a are Chong Die, the edge of RFIC module 20 and
Coupling part 54a multiple-contact, as a result the contact portion of the two may open circuit.Thus, according to the usage of RFID label tag, preferably
RFIC module 20 is not contacted with the coupling part 54a of antenna conductor 54.
Using present embodiment 1, state that RFIC module 20 and antenna conductor 54 can be inhibited in the deviation of the degree of coupling
Lower electromagnetic field couples.
(embodiment 2)
Electromagnetic field couples in present embodiment 2, between the ring shaped conductor of RFIC module and the coupling part of antenna conductor
Form it is different from above-mentioned embodiment 1.The RFID label tag of present embodiment 2 has the RFIC mould of above-mentioned embodiment 1
Block.On the other hand, the antenna substrate of present embodiment 2 is construction identical with the above-mentioned antenna substrate 50 of embodiment 1, but
Size is different from antenna substrate 50.Thus, present embodiment 2 is illustrated centered on difference.
Fig. 5 is the top view of the RFIC label of present embodiment 2.In addition, in the present specification, about appended drawing reference, mark
The constituent element of the appended drawing reference comprising " ' (apostrophe) " and the identical number of number being labelled with and in the appended drawing reference are infused
The constituent element of appended drawing reference is constructively identical, but dimensionally different.For example, antenna substrate 50 ' shown in fig. 5 have with
The identical construction of antenna substrate 50 shown in Fig. 2, but size is different from antenna substrate 50.
As shown in figure 5, in the case where RFID label tag 110 of present embodiment 2, the antenna conductor 54 ' of antenna substrate 50 '
Coupling part 54a ' be less than one circle ring-type (semi-circular).
But it is different from above-mentioned embodiment 1, along the taking for antenna substrate 50 ' (substrate sheets 52 ') of RFIC module 20
When carrying direction observation ((observing along the direction orthogonal with paper) along Z-direction observation), the coupling part 54a ' of present embodiment 2 with
RFIC module 20 is overlapped.Furthermore, coupling part 54a ' is Chong Die with the ring shaped conductor 26 of RFIC module 20.
By keeping the ring shaped conductor 26 of RFIC module 20 Chong Die with the semiorbicular coupling part 54a ' of antenna conductor 54 ', make
The ring shaped conductor 26 is with coupling part 54a ' in higher degree of coupling electromagnetic field couples (compared to as above-mentioned embodiment 1
Ring shaped conductor is configured into the situation in coupling part).
In addition, the 1st ring in order to further increase the degree of coupling of electromagnetic field couples, in the ring shaped conductor 26 of RFIC module 20
The semiorbicular coupling part 54a ' of shape pattern 28, the 2nd circular pattern 30 and antenna conductor 54 ' also can have identical width
Ground is opposite.
In addition, coupling part 54a's ' is substantially whole since ring shaped conductor 26 is Chong Die with semiorbicular coupling part 54a '
Body is inevitable to be protected by the covering of RFIC module 20.The electromagnetic field couples of ring shaped conductor 26 and coupling part 54a ' are obtained into one as a result,
Step maintains.
Using such present embodiment 2, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
54 ' in the state that the deviation of the degree of coupling is inhibited electromagnetic field couples.
(embodiment 3)
The coupling part of the antenna conductor of present embodiment 3 is different from above-mentioned embodiment 1.In addition, present embodiment 3
RFID label tag has the RFIC module of above-mentioned embodiment 1.Thus, illustrate centered on the difference of embodiment 1
Present embodiment 3.
Fig. 6 is the top view of the RFID label tag of present embodiment 3.
As shown in fig. 6, in the case where RFID label tag 210 of present embodiment 3, the antenna conductor 254 of antenna substrate 250
Coupling part 254a be ring-type.But specifically, ring with the antenna conductor 54 of above-mentioned embodiment 1 less than a circle
The coupling part 54a of shape (semi-circular) is different, and coupling part 254a is the ring-type of a circle or more.
The coupling part 254a of antenna conductor 254 is the ring-type of a circle or more, therefore has crossings on different level portion.Specifically,
The one end 254ab of coupling part 254a being connect with an irradiation unit 254b and the other end being connect with another irradiation unit 254c
254ac crossings on different level, to constitute the crossings on different level portion of coupling part 254a.Main part between two ends 254ab, 254ac
Three faces of 254aa encirclement RFIC module 20.In addition, being equipped between the one end 254ab and the other end 254ac of crossings on different level
Insulating layer 256.
The configuration of RFIC module 20 is in the cricoid coupling part 254a more than such circle.That is, RFIC module 20 is whole
It is coupled portion 254a encirclement week.As a result, compared with less than the cricoid coupling part of a circle, above cricoid coupling part of a circle
254a is with 26 electromagnetic field couples of ring shaped conductor of the higher degree of coupling and RFIC module 20.
Using such present embodiment 3, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
254 carry out electromagnetic field couples in the state that the deviation of the degree of coupling is inhibited.
(embodiment 4)
Electromagnetic field couples in present embodiment 4, between the ring shaped conductor of RFIC module and the coupling part of antenna conductor
Form it is different from above-mentioned embodiment 3.The RFID label tag of present embodiment 4 has the RFIC mould of above-mentioned embodiment 3
Block.On the other hand, the antenna substrate of present embodiment 4 is construction identical with the above-mentioned antenna substrate 250 of embodiment 3,
But size is different from antenna substrate 250.Thus, illustrate present embodiment 4 centered on the difference of embodiment 3.
Fig. 7 is the top view of the RFIC label of present embodiment 4.
As shown in fig. 7, in the case where RFID label tag 310 of present embodiment 4, the antenna conductor of antenna substrate 250 '
254 ' coupling part 254a ' is the ring-type of a circle or more.
But it is different from above-mentioned embodiment 3, along RFIC module 20 for antenna substrate 250 ' (substrate sheets 252 ')
When carrying direction observation ((observing along the direction orthogonal with paper) along Z-direction observation), the coupling part of present embodiment 2
254a ' is Chong Die with RFIC module 20.Furthermore, coupling part 254a ' is Chong Die with the ring shaped conductor 26 of RFIC module 20.
By keeping the ring shaped conductor 26 of RFIC module 20 Chong Die with the semiorbicular coupling part 254a ' of antenna conductor 254 ',
Make the ring shaped conductor 26 and coupling part 254a ' with higher degree of coupling electromagnetic field couples (compared to as above-mentioned embodiment 3 that
Ring shaped conductor is configured the situation in coupling part by sample).
In addition, the 1st ring in order to further increase the degree of coupling of electromagnetic field couples, in the ring shaped conductor 26 of RFIC module 20
The cricoid coupling part 254a ' of shape pattern 28, the 2nd circular pattern 30 and antenna conductor 254 ' also can have identical width
Ground is opposite.
In addition, coupling part 254a ' is substantially since ring shaped conductor 26 is Chong Die with semiorbicular coupling part 254a '
It is whole necessarily to be protected by the covering of RFIC module 20.In particular, inhibit by coupling part 254a ' two end 254ab ',
Damaged (open circuit) occurs for the crossings on different level portion that 254ac ' is formed.The electromagnetic field couples of ring shaped conductor 26 and coupling part 254a ' as a result,
Further maintained.
Using such present embodiment 4, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
254 ' in the state that the deviation of the degree of coupling is inhibited electromagnetic field couples.
(embodiment 5)
The antenna conductor of present embodiment 5 is whole different from above-mentioned embodiment 1, embodiment 3.In addition, this implementation
The RFID label tag of mode 5 has the RFIC module of above-mentioned embodiment 1.Thus, with embodiment 1, embodiment 3 not
With illustrating present embodiment 5 centered on place.
Fig. 8 is the top view of the RFID label tag of present embodiment 5.
As shown in figure 8, antenna conductor 454 has for the antenna substrate 450 of the RFID label tag 410 of present embodiment 5
There is the cricoid coupling part 454a of a circle or more.In addition, an irradiation unit 454b of antenna conductor 454 is set to the one of substrate sheets 452
Surface 452a, another irradiation unit 454c are set to another surface 452b.Therefore, coupling part 454a is connect with another irradiation unit 454c
End 454ac be also set to another surface 452b of substrate sheets 452.Thus, two ends 454ab, 454ac of coupling part 454a
Clip 452 ground crossings on different level of substrate sheets (constituting crossings on different level portion).
The end 454ac of another surface 452b set on substrate sheets 452 of coupling part 454a is via perforation substrate sheets 452
Interlayer connection conductor 454ad be set to a surface 452a and surround RFIC module 20 three faces coupling part 454a main part
454aa connection.
The configuration of RFIC module 20 is in the cricoid coupling part 454a more than such circle.That is, RFIC module 20 is whole
It is coupled portion 454a encirclement week.As a result, compared with less than the semiorbicular coupling part of a circle, above cricoid coupling part of a circle
454a is with 26 electromagnetic field couples of ring shaped conductor of the higher degree of coupling and RFIC module 20.
Using such present embodiment 5, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
454 in the state that the deviation of the degree of coupling is inhibited electromagnetic field couples.
(embodiment 6)
Electromagnetic field couples in present embodiment 6, between the ring shaped conductor of RFIC module and the coupling part of antenna conductor
Form it is different from above-mentioned embodiment 5.The RFID label tag of present embodiment 6 has the RFIC mould of above-mentioned embodiment 5
Block.On the other hand, the antenna substrate of present embodiment 6 is construction identical with the above-mentioned antenna substrate 450 of embodiment 5,
But it is dimensionally different from antenna substrate 450.Thus, illustrate present embodiment centered on the difference of embodiment 5
6。
Fig. 9 is the top view of the RFIC label of present embodiment 6.
As shown in figure 9, in the case where RFID label tag 510 of present embodiment 6, the antenna conductor of antenna substrate 450 '
454 ' coupling part 454a ' is the ring-type of a circle or more.
But it is different from above-mentioned embodiment 5, along RFIC module 20 for antenna substrate 450 ' (substrate sheets 452 ')
When carrying direction observation ((observing along the direction orthogonal with paper) along Z-direction observation), the coupling part of present embodiment 6
454a ' is Chong Die with RFIC module 20.Furthermore, coupling part 454a ' is Chong Die with the ring shaped conductor 26 of RFIC module 20.
By keeping the ring shaped conductor 26 of RFIC module 20 Chong Die with the cricoid coupling part 454a ' of antenna conductor 454 ', make
The ring shaped conductor 26 and coupling part 454a ' are in higher degree of coupling electromagnetic field couples (compared to as above-mentioned embodiment 5
Ring shaped conductor is configured into the situation in coupling part).
In addition, the 1st ring in order to further increase the degree of coupling of electromagnetic field couples, in the ring shaped conductor 26 of RFIC module 20
The cricoid coupling part 454a ' of shape pattern 28, the 2nd circular pattern 30 and antenna conductor 454 ' also can have identical width
Ground is opposite.
In addition, coupling part 454a ' is substantially since ring shaped conductor 26 is Chong Die with semiorbicular coupling part 454a '
It is whole necessarily to be protected by the covering of RFIC module 20.In particular, realize by coupling part 454a ' two end 454ab ',
The interlayer connection conductor 454ad ' in the crossings on different level portion that 454ac ' is formed is protected, and inhibits that interlayer connection conductor occurs as a result,
Breakage (open circuit), interlayer connection conductor 454ad ' and the end 454ac ' of interconnecting piece between 454ad ' and main part 454aa '
Between interconnecting piece breakage (open circuit).The electromagnetic field couples of ring shaped conductor 26 and coupling part 254a ' are further tieed up as a result,
It holds.
Using such present embodiment 6, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
454 ' in the state that the deviation of the degree of coupling is inhibited electromagnetic field couples.
(embodiment 7)
The coupling part of the antenna conductor of present embodiment 7 is different from above-mentioned embodiment 1.In addition, present embodiment 7
RFID label tag has the RFIC module of above-mentioned embodiment 1.Thus, illustrate centered on the difference of embodiment 1
Present embodiment 7.
Figure 10 is the top view of the RFIC label of present embodiment 7.
As shown in Figure 10, the coupling part 654a of the antenna conductor 654 of the RFID label tag 610 of present embodiment 7 is a circle
It is cyclic annular.Specifically, the main part of the ring-type (semi-circular) less than a circle by the surface 652a for being set to substrate sheets 652
654aa and the ring-type for being configured to a circle set on the band-like capacitor formation conductor 658 of another surface 652b.
As shown in Figure 10, band-like capacitor formation conductor 658 includes one end with semiorbicular main part 654aa
The capacity coupled one end 654ab and the capacity coupled other end of other end 654ac with main part 654aa.Using such
Main part 654aa and capacitor formation conductor 658 constitute cricoid coupling part 654a.
It, also can be with 26 electromagnetic field of ring shaped conductor of RFIC module 20 even this discontinuous cricoid coupling part 654a
Coupling.
In addition, antenna conductor not as shown in FIG. 6 crossings on different level and not as shown in FIG. 8 using interlayer connection lead
Cricoid coupling part 654a is formed under the premise of body.Therefore, for the coupling part 654a of the antenna conductor 654 of present embodiment 7
For, even if 652 repeated deformation of substrate sheets, due to being the construction without crossings on different level portion, interlayer connection conductor, also not
Easily open circuit.
In addition, in the case where RFID label tag 610 shown in Fig. 10, by configuring RFIC module 20 in cricoid coupling
In portion 654a, the open circuit of the coupling part 654a of antenna conductor 654 is further suppressed.As a result, even if antenna substrate 650 is larger and long
Time repeated deformation, RFID label tag 610 can also continue to maintain communication performance.
In addition, length, the area opposite with coupling part 654a etc. for using conductor 658 are formed by suitably setting capacitor,
It can make antenna conductor 654 that there is the resonance frequency substantially the same with the resonance frequency of RFIC module 20.Antenna conductor as a result,
The ring shaped conductor 26 of 654 coupling part 654a and RFIC module 20 passes through with the resonance frequency being substantially equal, can be with higher
Degree of coupling electromagnetic field couples.
Using such present embodiment 7, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
654 in the state that the deviation of the degree of coupling is inhibited electromagnetic field couples.
(embodiment 8)
In the case where above-mentioned 1~embodiment of embodiment 7, antenna conductor is provided at base made of resin material
Conductive pattern on material piece.But the embodiments of the present invention is not limited to this.
Figure 11~Figure 13 is the top view of the RFID label tag of the different examples of present embodiment 8.
In the case where RFID label tag 710 of an example shown in Figure 11, the substrate sheets 752 of antenna substrate 750 are cloth
Component, antenna conductor 754 are the conducting wires such as wire sewed in substrate sheets 752.The RFID label tag 710 shown in Figure 11
In the case where, antenna conductor 754 is sewed in meandering shape in substrate sheets 752.In addition, the folded-back part 754a conduct of antenna conductor 754
It is functioned with the coupling part of 26 electromagnetic field couples of ring shaped conductor of RFIC module 20.In addition, RFIC module 20 is by for example absolutely
Edge bonding agent is installed on substrate sheets 752.
In the case where RFID label tag 810 of another example shown in Figure 12, antenna conductor 854 in S font sew in
Substrate sheets 852.In addition, the folded-back part 854a of antenna conductor 854 is as 26 electromagnetic field couples of ring shaped conductor with RFIC module 20
Coupling part function.
In the case where RFID label tag 910 of another example shown in Figure 13, antenna conductor 954 is to be formed with 1 ring
The mode of shape portion 954a is sewed in meandering shape in substrate sheets 952.Annulus 954a is as the ring shaped conductor with RFIC module 20
The coupling part of 26 electromagnetic field couples functions.
In this way, being sewed by the substrate sheets for constituting antenna substrate using cloth component, and by the conducting wire as antenna conductor
In substrate sheets, the RFID label tag that can be deformed freely can be constituted.That is, can be realized the RFID mark for being not easy open circuit deformation
Label.
Using such present embodiment 8, RFIC module 20 and antenna conductor can be made in the same manner as above-mentioned embodiment 1
754,854,954 in the state that the deviation of the degree of coupling is inhibited electromagnetic field couples.
More than, it enumerates above-mentioned multiple 1~embodiments of embodiment 8 and illustrates the utility model, but the utility model
Embodiment is not limited to this.
For example, in the case where above-mentioned embodiment 2,4,6, in the cricoid of RFIC module 20 and antenna conductor 54 '
The cricoid coupling part 454a ' of coupling part 54a ', the cricoid coupling part 254a ' of antenna conductor 254 ' and antenna conductor 454 '
On the basis of overlapping, further make the ring shaped conductor 26 of RFIC module 20 also heavy with above-mentioned coupling part 54a ', 254a ', 454a '
It is folded.But the embodiments of the present invention is not limited to this.For example, it is also possible in the ring of RFIC module 20 and antenna conductor
On the basis of the coupling part overlapping of shape, there are ring shaped conductors in cricoid coupling part, or can also be to surround cricoid coupling
There are ring shaped conductors for the mode in conjunction portion.In these cases, the coupling part of antenna conductor and the ring shaped conductor of RFIC module also can
Electromagnetic field couples.
In addition, to those skilled in the art, it is therefore clear that, can be by other at least one for an embodiment
The whole or part of embodiment is combined in an embodiment and is formed as the another embodiment of the utility model.
That is, the RFID label tag of the embodiments of the present invention includes RFIC module in a broad sense comprising substrate,
RFIC chip and ring shaped conductor, above-mentioned RFIC chip be set to aforesaid substrate, above-mentioned ring shaped conductor be set to aforesaid substrate, and with
Above-mentioned RFIC chip connection；And antenna substrate, it is carried for above-mentioned RFIC module, and there is antenna conductor, which leads
Body includes for radiating the irradiation unit of electric wave and connecting with above-mentioned irradiation unit and coupling with above-mentioned ring shaped conductor electromagnetic field couples
Portion, above-mentioned ring shaped conductor include the 1st circular pattern, the 2nd circular pattern and interlayer connection conductor, above-mentioned 1st circular pattern shape
At in the 1st interarea of aforesaid substrate, 2nd opposite with above-mentioned 1st interarea that above-mentioned 2nd circular pattern is formed in aforesaid substrate is main
Face, above-mentioned interlayer connection conductor penetrate through aforesaid substrate and are connected in series above-mentioned 1st circular pattern with the 2nd circular pattern.
Industrial availability
The utility model can be applied to the RFID label tag that RFIC module is coupled with Electromagnetic Fields of Antenna.
Description of symbols
10, RFID label tag；20, RFIC module；22, substrate；24, RFIC chip；26, ring shaped conductor；28, the 1st circular chart
Case；30, the 2nd circular pattern；32, interlayer connection conductor；50, antenna substrate；54, antenna conductor；54a, coupling part；54b, radiation
Portion；54c, irradiation unit.
Claims (8)
1. a kind of RFID label tag, which is characterized in that
The RFID label tag includes
RFIC module comprising substrate, RFIC chip and ring shaped conductor, the RFIC chip are set to the substrate, the ring
Shape conductor is set to the substrate and connect with the RFIC chip；And
Antenna substrate is carried for the RFIC module, and has antenna conductor, and the antenna conductor includes irradiation unit and coupling
Conjunction portion, the irradiation unit for radiating electric wave, the coupling part connect with the irradiation unit and with the ring shaped conductor electromagnetic field
Coupling,
The ring shaped conductor includes the 1st circular pattern, the 2nd circular pattern and interlayer connection conductor, the 1st circular pattern shape
1st interarea of substrate described in Cheng Yu, 2nd opposite with the 1st interarea that the 2nd circular pattern is formed in the substrate are main
Face, the interlayer connection conductor penetrate through the substrate and are connected in series the 1st circular pattern with the 2nd circular pattern.
2. RFID label tag according to claim 1, which is characterized in that
The coupling part of the antenna conductor is cyclic annular coupling part,
When observing along carrying direction of the RFIC module for the antenna substrate, the RFIC module configuration is in the ring-type
In coupling part.
3. RFID label tag according to claim 1, which is characterized in that
The coupling part of the antenna conductor is cyclic annular coupling part,
When being observed along carrying direction of the RFIC module for the antenna substrate, the RFIC module with the cyclic annular coupling
The mode of conjunction portion overlapping is equipped on the antenna substrate.
4. RFID label tag according to claim 3, which is characterized in that
The ring-type coupling part is the ring-type of the circle comprising crossings on different level portion or more,
The RFIC module is equipped on the antenna substrate in such a way that at least part is Chong Die with the crossings on different level portion.
5. RFID label tag according to claim 3, which is characterized in that
The ring-type coupling part is Chong Die with the ring shaped conductor of the RFIC module.
6. RFID label tag according to claim 4, which is characterized in that
The ring-type coupling part is Chong Die with the ring shaped conductor of the RFIC module.
7. RFID label tag according to claim 1, which is characterized in that
The coupling part of the antenna conductor includes ring-shaped conductor and capacitor formation conductor, and the ring-shaped conductor is enclosed less than one, if
In a surface of the antenna substrate, the capacitor formation conductor be set to the antenna substrate another surface and be less than
One end of the ring-shaped conductor of one circle and other end capacitive coupling.
8. RFID label tag according to any one of claims 1 to 7, which is characterized in that
The antenna substrate has flexibility.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2017-090310 | 2017-04-28 | ||
| JP2017090310 | 2017-04-28 | ||
| PCT/JP2018/016417 WO2018199007A1 (en) | 2017-04-28 | 2018-04-23 | Rfid tag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209199155U true CN209199155U (en) | 2019-08-02 |
Family
ID=63920464
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201890000221.0U Active CN209199155U (en) | 2017-04-28 | 2018-04-23 | RFID label tag |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US10659106B2 (en) |
| JP (1) | JP6485608B1 (en) |
| CN (1) | CN209199155U (en) |
| WO (1) | WO2018199007A1 (en) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102668241B (en) * | 2010-03-24 | 2015-01-28 | 株式会社村田制作所 | Rfid system |
| JP7049981B2 (en) * | 2018-12-17 | 2022-04-07 | 長野計器株式会社 | Physical quantity measuring device |
| JP7238098B2 (en) * | 2019-03-26 | 2023-03-13 | 京セラ株式会社 | RFID tag |
| JP1662552S (en) * | 2019-09-06 | 2020-06-29 | ||
| USD973039S1 (en) * | 2019-09-06 | 2022-12-20 | Murata Manufacturing Co., Ltd. | RFID tag |
| JP7174415B2 (en) * | 2019-09-10 | 2022-11-17 | 株式会社フェニックスソリューション | RFID tag, RFID tag built-in tire, and method for adjusting resonance frequency of RFID tag |
| JP7278608B2 (en) * | 2020-07-31 | 2023-05-22 | 株式会社フェニックスソリューション | RFID tags for tires, tires with built-in RFID tags |
| USD963625S1 (en) * | 2020-12-07 | 2022-09-13 | Avery Dennison Retail Information Services, Llc | RFID inlay |
| USD963626S1 (en) | 2020-12-07 | 2022-09-13 | Avery Dennison Retail Information Services, Llc | RFID inlay |
| JP2022099099A (en) * | 2020-12-22 | 2022-07-04 | 富士フイルム株式会社 | Non-contact type communication medium |
| EP4296894A4 (en) | 2021-02-17 | 2024-04-03 | Fujitsu Frontech Limited | Rfid tag |
| US20220287386A1 (en) * | 2021-03-09 | 2022-09-15 | World Emblem International, Inc. | Utilization method and tag with embedded rf-enabled chip |
| USD964328S1 (en) * | 2021-03-25 | 2022-09-20 | Avery Dennison Retail Information Services, Llc | Antenna |
| USD964327S1 (en) * | 2021-03-25 | 2022-09-20 | Avery Dennison Retail Information Services, Llc | Antenna |
| USD963627S1 (en) * | 2021-03-25 | 2022-09-13 | Avery Dennison Retail Information Services Llc. | Antenna |
| USD987610S1 (en) * | 2021-05-12 | 2023-05-30 | Shanghai Boing Information Technology Co., Ltd. | RFID antenna |
| USD987609S1 (en) * | 2021-05-12 | 2023-05-30 | Shanghai Boing Information Technology Co., Ltd. | RFID antenna |
| CN117099267A (en) * | 2021-09-06 | 2023-11-21 | 太平洋工业株式会社 | Passive component |
| CN116683157B (en) * | 2023-08-02 | 2023-10-13 | 上海博应信息技术有限公司 | Modularized-based small flexible anti-metal tag antenna |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008310453A (en) | 2007-06-12 | 2008-12-25 | Philtech Inc | Base sheet |
| WO2009142068A1 (en) * | 2008-05-22 | 2009-11-26 | 株式会社村田製作所 | Wireless ic device and method for manufacturing the same |
| CN102782937B (en) | 2010-03-03 | 2016-02-17 | 株式会社村田制作所 | Wireless communication devices and wireless communication terminal |
| JP5912398B2 (en) * | 2011-10-18 | 2016-04-27 | アピックヤマダ株式会社 | RFID tag, RFID tag manufacturing method, and mold |
| JP6183688B2 (en) * | 2013-05-28 | 2017-08-23 | 日立金属株式会社 | ANTENNA DEVICE AND WIRELESS COMMUNICATION DEVICE |
| CN108713204B (en) * | 2016-02-02 | 2021-05-07 | 迈迪科安防股份有限公司 | RFID tag |
-
2018
- 2018-04-23 JP JP2018556955A patent/JP6485608B1/en active Active
- 2018-04-23 WO PCT/JP2018/016417 patent/WO2018199007A1/en active Application Filing
- 2018-04-23 CN CN201890000221.0U patent/CN209199155U/en active Active
- 2018-12-04 US US16/209,162 patent/US10659106B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| US10659106B2 (en) | 2020-05-19 |
| US20190109617A1 (en) | 2019-04-11 |
| JP6485608B1 (en) | 2019-03-20 |
| JPWO2018199007A1 (en) | 2019-06-27 |
| WO2018199007A1 (en) | 2018-11-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209199155U (en) | RFID label tag | |
| JP6540870B2 (en) | Wireless IC device | |
| US9077067B2 (en) | Radio IC device | |
| JP5299518B2 (en) | Information processing system | |
| EP3091483B1 (en) | Wireless communication device, method for manufacturing same, and method for producing seal fitted with rfic element | |
| CN103081221B (en) | Wireless communication devices | |
| CN102243722B (en) | Wireless IC device | |
| JP5641164B2 (en) | Antenna module | |
| KR101624811B1 (en) | Rfid tag and automatic recognition system | |
| JP6583589B2 (en) | Wireless communication device | |
| US11017284B2 (en) | RFID tag | |
| JP5867777B2 (en) | RFID tag and automatic recognition system | |
| CN209980290U (en) | RFID tag and article having RFID tag attached thereto | |
| JP6756403B2 (en) | RFID tag and its manufacturing method | |
| JP6610850B1 (en) | Wireless communication device and manufacturing method thereof | |
| JP5786618B2 (en) | Wireless IC device and manufacturing method thereof | |
| JP2012252664A (en) | Radio communication device, manufacturing method thereof, and metal article with radio communication device | |
| CN211236956U (en) | Wireless communication device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |